NEC mPD784225 Series User Manual page 422

TM1
Count value
0H
Count starts
INTTM1
Timer interrupt
Compare register
T1
(CR10)
Buffer register
D1
RTBL
P120
P121
P122
P123
422
CHAPTER 22 INTERRUPT FUNCTIONS
Figure 22-33. Data Transfer Control Timing
T3
T1 T2
T2 T3 T4
D2 D3 D4
User's Manual U12697EJ3V0UM
T5
T6
T4
T5 T6
D5 D6
T7
T8
T7 T8 T9
D7 D8 D9